Table 2.

Underlying disease and survival at 28 days and one year.

underlying disease	n	28 day survival	one year survival
cystic fibrosis	15	27%	27%
pneumonia	10	40%	20%
status post lung Tx	8	25%	13%
pulmonary fibrosis	7	43%	0%
COPD	7	29%	0%
lung cancer	2	50%	0%
pulmonary hypertension	2	100%	50%
leukemia	2	50%	50%
polytrauma	2	50%	50%
others	6	17%	17%